/* roulang page: index */
:root {
            --primary: #C8102E;
            --primary-hover: #A00E24;
            --primary-light: rgba(200, 16, 46, 0.08);
            --primary-10: rgba(200, 16, 46, 0.10);
            --dark: #1A1A1A;
            --dark-secondary: #2A2A2A;
            --gold: #C9A96E;
            --gold-light: rgba(201, 169, 110, 0.15);
            --white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F8F8F8;
            --text: #1A1A1A;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #999999;
            --border: #E5E5E5;
            --border-light: #EEEEEE;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.18);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-fast: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
            --nav-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--white);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(200, 16, 46, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
            font-size: 15px;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--dark);
        }
        h1 {
            font-size: 36px;
            line-height: 1.2;
        }
        h2 {
            font-size: 28px;
        }
        h3 {
            font-size: 24px;
        }
        h4 {
            font-size: 20px;
        }
        p {
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            height: var(--nav-height);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            min-width: 180px;
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }
        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }
        .nav-search input::placeholder {
            color: var(--text-light);
        }
        .nav-search .search-icon {
            color: var(--text-muted);
            font-size: 14px;
            flex-shrink: 0;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background: var(--primary);
            color: var(--white);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            white-space: nowrap;
            border: 2px solid var(--primary);
            letter-spacing: 0.3px;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: var(--white);
            transform: scale(1.02);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:active {
            transform: scale(0.97);
            transition: 0.1s ease;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background: transparent;
            color: var(--primary);
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            border: 2px solid var(--primary);
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-outline:hover {
            background: var(--primary-light);
            color: var(--primary);
            transform: scale(1.02);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline:active {
            transform: scale(0.97);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: var(--radius);
        }
        .btn-gold {
            background: var(--gold);
            border-color: var(--gold);
            color: #1A1A1A;
        }
        .btn-gold:hover {
            background: #b8944f;
            border-color: #b8944f;
            color: #1A1A1A;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1001;
        }
        .hamburger span {
            width: 26px;
            height: 2.5px;
            background: var(--dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile nav */
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: var(--white);
            box-shadow: var(--shadow-lg);
            z-index: 999;
            padding: 16px 20px;
            flex-direction: column;
            gap: 4px;
            border-top: 1px solid var(--border-light);
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: var(--primary-light);
            color: var(--primary);
        }
        .mobile-nav .mobile-search {
            margin-top: 8px;
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 10px 16px;
            gap: 8px;
            border: 1px solid var(--border);
        }
        .mobile-nav .mobile-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 15px;
        }
        .mobile-nav .mobile-cta {
            margin-top: 8px;
            width: 100%;
            text-align: center;
            padding: 12px;
            font-size: 15px;
        }

        /* Hero */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.48);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            width: 100%;
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1 1 480px;
            color: var(--white);
            max-width: 600px;
        }
        .hero-content .hero-badge {
            display: inline-block;
            background: var(--gold);
            color: #1A1A1A;
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 13px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .hero-content h1 {
            font-size: 40px;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .hero-content .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-actions .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            font-size: 15px;
            padding: 13px 28px;
        }
        .hero-actions .btn-outline-white {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
        }
        .hero-actions .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }
        .hero-invite-card {
            flex: 0 0 380px;
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-xl);
            backdrop-filter: blur(10px);
        }
        .hero-invite-card .invite-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
            text-align: center;
        }
        .hero-invite-card .invite-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            text-align: center;
            margin-bottom: 20px;
        }
        .invite-rewards {
            display: flex;
            gap: 12px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .invite-reward-item {
            flex: 1;
            min-width: 90px;
            background: var(--bg-light);
            border-radius: var(--radius);
            padding: 14px 10px;
            text-align: center;
            transition: all var(--transition);
        }
        .invite-reward-item:hover {
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }
        .invite-reward-item .reward-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
        .invite-reward-item .reward-label {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        .invite-progress-wrap {
            margin-bottom: 16px;
        }
        .invite-progress-bar {
            height: 8px;
            background: var(--border);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .invite-progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--gold));
            border-radius: 4px;
            width: 35%;
            transition: width 0.6s ease;
        }
        .invite-progress-text {
            font-size: 12px;
            color: var(--text-muted);
            text-align: right;
        }
        .invite-btn-full {
            width: 100%;
            padding: 12px;
            font-size: 15px;
            font-weight: 700;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.5px;
        }
        .invite-btn-full:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-md);
        }

        /* Section通用 */
        .section {
            padding: 60px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            margin-bottom: 10px;
            color: var(--dark);
        }
        .section-header .section-desc {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1.5px;
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .bg-light {
            background: var(--bg-light);
        }
        .bg-dark {
            background: var(--dark);
            color: #fff;
        }
        .bg-dark h2,
        .bg-dark h3 {
            color: #fff;
        }
        .bg-dark p {
            color: rgba(255, 255, 255, 0.75);
        }

        /* 指标看板 */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }
        .metric-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .metric-card .metric-icon {
            font-size: 28px;
            margin-bottom: 8px;
            display: block;
        }
        .metric-card .metric-value {
            font-size: 34px;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: -0.5px;
            font-variant-numeric: tabular-nums;
            font-family: "SF Mono", "Consolas", "Monaco", monospace;
        }
        .metric-card .metric-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            margin-top: 4px;
        }
        .metric-card .metric-trend.up {
            color: #16a34a;
        }
        .metric-card .metric-trend.down {
            color: var(--primary);
        }
        .metric-card .metric-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .metric-card .metric-accent {
            position: absolute;
            top: -2px;
            right: 16px;
            font-size: 10px;
            font-weight: 700;
            color: var(--gold);
            letter-spacing: 1px;
        }

        /* 券面网格 */
        .coupon-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .coupon-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .coupon-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .coupon-card .coupon-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .coupon-card .coupon-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .coupon-card .coupon-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .coupon-card .coupon-body h3 {
            font-size: 17px;
            margin-bottom: 6px;
            color: var(--dark);
        }
        .coupon-card .coupon-body .coupon-info {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 4px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .coupon-card .coupon-body .coupon-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 12px;
            line-height: 1.5;
            flex: 1;
        }
        .coupon-card .coupon-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 10px;
            border-top: 1px solid var(--border-light);
        }
        .coupon-card .coupon-odds {
            font-weight: 700;
            color: var(--primary);
            font-size: 18px;
        }
        .coupon-card .coupon-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 13px;
            transition: all var(--transition-fast);
        }
        .coupon-card .coupon-link:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }

        /* 服务矩阵 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .service-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .service-card .service-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .service-card h3 {
            font-size: 19px;
            margin-bottom: 10px;
            color: var(--dark);
        }
        .service-card .service-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .service-card .service-link {
            font-weight: 600;
            color: var(--primary);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .service-card .service-link:hover {
            color: var(--primary-hover);
            gap: 8px;
        }

        /* 新闻中心 */
        .news-list {
            display: grid;
            gap: 14px;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 16px;
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .news-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: transparent;
        }
        .news-date {
            flex-shrink: 0;
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            text-align: center;
            min-width: 70px;
        }
        .news-date .day {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
        .news-date .month {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .news-content h4 {
            font-size: 16px;
            margin-bottom: 4px;
            color: var(--dark);
        }
        .news-content .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 6px;
        }
        .news-content .news-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition-fast);
        }
        .news-content .news-link:hover {
            text-decoration: underline;
            color: var(--primary-hover);
        }

        /* 使用规则 */
        .rules-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .rule-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 22px 20px;
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .rule-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(3px);
        }
        .rule-card .rule-num {
            font-size: 28px;
            font-weight: 900;
            color: var(--primary);
            opacity: 0.3;
            line-height: 1;
        }
        .rule-card h4 {
            font-size: 16px;
            margin: 6px 0;
            color: var(--dark);
        }
        .rule-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* 结果对比 */
        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 20px;
            align-items: stretch;
        }
        .compare-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .compare-card:hover {
            box-shadow: var(--shadow-md);
        }
        .compare-card.highlight {
            border: 2px solid var(--primary);
            box-shadow: var(--shadow-md);
            position: relative;
        }
        .compare-card.highlight::before {
            content: '热门';
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .compare-card h3 {
            font-size: 20px;
            margin-bottom: 12px;
            text-align: center;
        }
        .compare-card .compare-odds {
            font-size: 36px;
            font-weight: 900;
            text-align: center;
            color: var(--primary);
            margin-bottom: 8px;
            letter-spacing: -1px;
        }
        .compare-card .compare-meta {
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .compare-card .compare-details {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 900;
            color: var(--dark);
            padding: 0 8px;
            flex-shrink: 0;
        }
        .compare-analysis {
            margin-top: 30px;
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .compare-analysis h3 {
            margin-bottom: 14px;
            font-size: 20px;
        }
        .compare-analysis p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* 深度分析 */
        .deep-analysis {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .deep-analysis h3 {
            margin-bottom: 16px;
            font-size: 22px;
        }
        .deep-analysis p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            padding: 18px 20px;
            background: none;
            border: none;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: all var(--transition-fast);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            transition: all var(--transition);
            color: var(--primary);
        }
        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 600px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 品牌介绍 */
        .brand-intro {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            padding: 32px 24px;
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .brand-intro h3 {
            margin-bottom: 14px;
        }
        .brand-intro p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            text-align: justify;
        }

        /* 转化表单 */
        .cta-form-wrap {
            max-width: 560px;
            margin: 0 auto;
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-lg);
            text-align: center;
            border: 1px solid var(--border-light);
        }
        .cta-form-wrap h3 {
            margin-bottom: 8px;
            font-size: 22px;
        }
        .cta-form-wrap .cta-form-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            line-height: 1.5;
        }
        .cta-form-wrap input {
            width: 100%;
            padding: 13px 16px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            font-size: 15px;
            margin-bottom: 12px;
            transition: all var(--transition-fast);
        }
        .cta-form-wrap input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
            outline: none;
        }
        .cta-form-wrap .btn-primary {
            width: 100%;
            padding: 13px;
            font-size: 16px;
            font-weight: 700;
        }
        .cta-form-wrap .privacy-note {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 10px;
        }

        /* 去使用CTA */
        .cta-banner {
            text-align: center;
            padding: 50px 20px;
            background: linear-gradient(135deg, var(--primary), #a00e24);
            border-radius: var(--radius-lg);
            color: #fff;
            margin: 0 auto;
            max-width: var(--container-max);
        }
        .cta-banner h2 {
            color: #fff;
            font-size: 30px;
            margin-bottom: 10px;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            margin-bottom: 20px;
        }
        .cta-banner .btn-gold {
            font-size: 16px;
            padding: 14px 36px;
            font-weight: 700;
        }

        /* 卖点三连 */
        .selling-points {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .selling-point {
            text-align: center;
            padding: 28px 20px;
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .selling-point:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .selling-point .sp-icon {
            font-size: 36px;
            margin-bottom: 12px;
            display: block;
        }
        .selling-point h4 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--dark);
        }
        .selling-point p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* 用户口碑 */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .testimonial-card .t-stars {
            color: var(--gold);
            font-size: 15px;
            margin-bottom: 8px;
            letter-spacing: 2px;
        }
        .testimonial-card .t-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 10px;
            font-style: italic;
        }
        .testimonial-card .t-author {
            font-size: 13px;
            font-weight: 600;
            color: var(--dark);
        }

        /* 精选分类 */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 14px;
        }
        .category-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 20px 14px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }
        .category-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--primary);
        }
        .category-card .cat-icon {
            font-size: 30px;
            margin-bottom: 8px;
            display: block;
        }
        .category-card .cat-name {
            font-weight: 600;
            font-size: 14px;
            color: var(--dark);
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-col .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col .footer-logo .logo-icon-sm {
            width: 28px;
            height: 28px;
            background: var(--primary);
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 13px;
        }
        .footer-col p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 18px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .coupon-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .compare-wrap {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .compare-vs {
                padding: 10px 0;
            }
            .category-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .selling-points {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-section .container {
                flex-direction: column;
                text-align: center;
            }
            .hero-content {
                max-width: 100%;
            }
            .hero-content .hero-subtitle {
                max-width: 100%;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-invite-card {
                flex: 0 0 auto;
                width: 100%;
                max-width: 420px;
            }
            .hero-content h1 {
                font-size: 32px;
            }
            .rules-grid {
                grid-template-columns: 1fr;
            }
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .nav-search {
                display: none;
            }
            .nav-actions .btn-primary {
                font-size: 13px;
                padding: 8px 16px;
            }
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 24px;
            }
            h3 {
                font-size: 20px;
            }
            .section {
                padding: 40px 0;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .metric-card .metric-value {
                font-size: 26px;
            }
            .services-grid {
                grid-template-columns: 1fr;
            }
            .coupon-grid {
                grid-template-columns: 1fr;
            }
            .selling-points {
                grid-template-columns: 1fr;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-section {
                min-height: auto;
                padding: 40px 0;
            }
            .hero-content h1 {
                font-size: 26px;
            }
            .hero-invite-card {
                max-width: 100%;
            }
            .invite-rewards {
                flex-direction: column;
                gap: 8px;
            }
            .hero-content .hero-subtitle {
                font-size: 15px;
            }
            .compare-card .compare-odds {
                font-size: 28px;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date {
                align-self: flex-start;
            }
            .cta-banner h2 {
                font-size: 24px;
            }
            .nav-actions .btn-primary {
                font-size: 12px;
                padding: 7px 14px;
            }
            .site-header {
                height: 56px;
            }
            .nav-logo {
                font-size: 17px;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .metric-card {
                padding: 14px 10px;
            }
            .metric-card .metric-value {
                font-size: 22px;
            }
            .hero-content h1 {
                font-size: 22px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 8px;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline-white {
                width: 100%;
                text-align: center;
                justify-content: center;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom .footer-links {
                justify-content: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #C8102E;
            --primary-hover: #A00E24;
            --primary-light: rgba(200, 16, 46, 0.08);
            --primary-10: rgba(200, 16, 46, 0.10);
            --dark: #1A1A1A;
            --dark-secondary: #2A2A2A;
            --gold: #C9A96E;
            --gold-light: rgba(201, 169, 110, 0.15);
            --white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F8F8F8;
            --text: #1A1A1A;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #999999;
            --border: #E5E5E5;
            --border-light: #EEEEEE;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.18);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-fast: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
            --nav-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--white);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(200, 16, 46, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            height: var(--nav-height);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            gap: 16px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            min-width: 160px;
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }
        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-search .search-icon {
            color: var(--text-muted);
            font-size: 14px;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 9px 18px;
            background: var(--primary);
            color: var(--white);
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .btn-nav-cta:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.03);
            box-shadow: var(--shadow-md);
        }
        .hamburger-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            background: none;
            border: none;
        }
        .hamburger-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile Nav Overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .mobile-nav-overlay.active {
            display: block;
            opacity: 1;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100%;
            background: var(--white);
            z-index: 1000;
            padding: 80px 24px 40px;
            transition: right var(--transition);
            overflow-y: auto;
            box-shadow: var(--shadow-xl);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-nav-panel.active {
            right: 0;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .mobile-nav-panel a.active {
            color: var(--primary);
            font-weight: 700;
            background: var(--primary-light);
            border-left: 3px solid var(--primary);
        }
        .mobile-nav-panel .mobile-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 10px 16px;
            gap: 8px;
            margin-bottom: 8px;
            border: 1px solid var(--border-light);
        }
        .mobile-nav-panel .mobile-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 15px;
        }

        /* Hero */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            z-index: 1;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 2;
        }
        .category-hero .container {
            position: relative;
            z-index: 3;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.2;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .category-hero .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 600px;
            line-height: 1.6;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }
        .breadcrumb a:hover {
            color: var(--white);
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.5);
        }
        .breadcrumb .current {
            color: var(--white);
            font-weight: 500;
        }

        /* Section Common */
        .section {
            padding: 60px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.5;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-title {
            margin-bottom: 8px;
        }
        .bg-light {
            background: var(--bg-light);
        }
        .bg-gray {
            background: var(--bg-gray);
        }

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .stat-card .stat-icon {
            font-size: 28px;
            margin-bottom: 10px;
            display: block;
        }
        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 4px;
            font-variant-numeric: tabular-nums;
            letter-spacing: -1px;
        }
        .stat-card .stat-number.gold {
            color: var(--gold);
        }
        .stat-card .stat-number.primary {
            color: var(--primary);
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .stat-card .stat-trend {
            font-size: 12px;
            margin-top: 4px;
            font-weight: 600;
        }
        .stat-card .stat-trend.up {
            color: #16a34a;
        }
        .stat-card .stat-trend.down {
            color: var(--primary);
        }

        /* Article Grid */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .article-card .card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .article-card:hover .card-img img {
            transform: scale(1.05);
        }
        .article-card .card-img .card-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--white);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        }
        .article-card .card-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .card-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .article-card .card-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .article-card .btn-read-more {
            display: inline-block;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            align-self: flex-start;
            transition: all var(--transition-fast);
            padding: 4px 0;
        }
        .article-card .btn-read-more:hover {
            color: var(--primary-hover);
        }
        .article-card .btn-read-more::after {
            content: ' →';
            transition: transform var(--transition-fast);
            display: inline-block;
        }
        .article-card .btn-read-more:hover::after {
            transform: translateX(4px);
        }

        /* List Style Articles */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .article-list-item {
            display: flex;
            gap: 20px;
            background: var(--white);
            border-radius: var(--radius);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .article-list-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(3px);
            border-color: var(--primary-light);
        }
        .article-list-item .list-date {
            flex-shrink: 0;
            width: 60px;
            text-align: center;
            padding-top: 2px;
        }
        .article-list-item .list-date .day {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }
        .article-list-item .list-date .month {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .article-list-item .list-content {
            flex: 1;
            min-width: 0;
        }
        .article-list-item .list-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .article-list-item .list-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-list-item .btn-read-more {
            display: inline-block;
            color: var(--primary);
            font-weight: 600;
            font-size: 13px;
            margin-top: 6px;
            flex-shrink: 0;
            white-space: nowrap;
        }
        .article-list-item .btn-read-more:hover {
            color: var(--primary-hover);
        }

        /* Deep Content */
        .deep-content {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            line-height: 1.8;
        }
        .deep-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
            margin-top: 24px;
        }
        .deep-content h3:first-child {
            margin-top: 0;
        }
        .deep-content p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 14px;
            line-height: 1.8;
        }
        .deep-content .highlight-box {
            background: var(--gold-light);
            border-left: 4px solid var(--gold);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
            font-weight: 500;
            color: #7a5e2e;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item.active {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--dark);
            gap: 12px;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--bg-gray);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            transition: all var(--transition-fast);
            font-weight: 700;
        }
        .faq-item.active .faq-question .faq-icon {
            background: var(--primary);
            color: var(--white);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition), padding var(--transition-fast);
            padding: 0 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 0 20px 18px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--dark);
            padding: 60px 0;
            text-align: center;
        }
        .cta-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            max-width: 600px;
            margin: 0 auto;
            box-shadow: var(--shadow-xl);
        }
        .cta-card h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .cta-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 20px;
            line-height: 1.6;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
            outline: none;
        }
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.02);
            box-shadow: var(--shadow-md);
        }
        .btn-outline {
            display: inline-block;
            padding: 10px 22px;
            border: 2px solid var(--primary);
            color: var(--primary);
            background: transparent;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .btn-outline:hover {
            background: var(--primary-10);
            color: var(--primary-hover);
        }
        .cta-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            font-size: 14px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }
        .site-footer .footer-logo .logo-icon-sm {
            width: 28px;
            height: 28px;
            background: var(--primary);
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 13px;
        }
        .site-footer .footer-col p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }
        .site-footer .footer-col a {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col a:hover {
            color: var(--white);
        }
        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.5);
        }
        .site-footer .footer-links a:hover {
            color: var(--white);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .nav-links {
                gap: 2px;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-actions {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .category-hero {
                min-height: 240px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-number {
                font-size: 26px;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .article-list-item {
                flex-direction: column;
                gap: 8px;
            }
            .article-list-item .list-date {
                width: auto;
                display: flex;
                gap: 6px;
                align-items: baseline;
            }
            .article-list-item .list-date .day {
                font-size: 20px;
            }
            .deep-content {
                padding: 24px 16px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .site-footer .footer-links {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card .stat-number {
                font-size: 22px;
            }
            .stat-card .stat-label {
                font-size: 12px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: auto;
            }
            .btn-primary {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #C8102E;
            --primary-hover: #A00E24;
            --primary-light: rgba(200, 16, 46, 0.08);
            --primary-10: rgba(200, 16, 46, 0.10);
            --dark: #1A1A1A;
            --dark-secondary: #2A2A2A;
            --gold: #C9A96E;
            --gold-light: rgba(201, 169, 110, 0.15);
            --white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F8F8F8;
            --text: #1A1A1A;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #999999;
            --border: #E5E5E5;
            --border-light: #EEEEEE;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.18);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-fast: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
            --nav-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--white);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(200, 16, 46, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            height: var(--nav-height);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-links a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            min-width: 180px;
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }

        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }

        .nav-search input::placeholder {
            color: var(--text-light);
        }

        .nav-search .search-icon {
            color: var(--text-muted);
            font-size: 14px;
            flex-shrink: 0;
        }

        .nav-cta {
            display: inline-block;
            padding: 10px 20px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-cta:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.02);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* Hero */
        .category-hero {
            position: relative;
            padding: 80px 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            min-height: 400px;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .category-hero-content {
            max-width: 720px;
        }

        .category-hero .category-badge {
            display: inline-block;
            padding: 6px 16px;
            background: var(--primary);
            color: var(--white);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-hero h1 {
            font-size: 42px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            max-width: 600px;
        }

        /* Section common */
        .section {
            padding: 60px 0;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.6;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        /* Stats dashboard */
        .stats-dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .stat-card .stat-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 20px;
            background: var(--primary-light);
            color: var(--primary);
        }

        .stat-card .stat-number {
            font-size: 34px;
            font-weight: 700;
            color: var(--dark);
            line-height: 1;
            margin-bottom: 6px;
            font-variant-numeric: tabular-nums;
            font-family: "SF Mono", "Consolas", "Monaco", "Courier New", monospace;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .stat-card .stat-trend {
            font-size: 13px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .stat-trend.up {
            color: #E53E3E;
        }

        .stat-trend.down {
            color: #38A169;
        }

        .stat-trend.stable {
            color: var(--text-muted);
        }

        /* Articles grid */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .article-card .article-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .article-card .article-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .article-date {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .article-card .article-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .article-card:hover .article-title {
            color: var(--primary);
        }

        .article-card .article-summary {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .article-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .article-card .read-more:hover {
            color: var(--primary-hover);
            gap: 10px;
        }

        .article-card .read-more .arrow {
            transition: transform var(--transition-fast);
        }

        .article-card .read-more:hover .arrow {
            transform: translateX(3px);
        }

        /* Pagination */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }

        .pagination .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            background: var(--white);
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .pagination .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .pagination .page-btn.active {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination .page-btn.prev,
        .pagination .page-btn.next {
            width: auto;
            padding: 0 14px;
        }

        /* Deep content */
        .deep-content {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--border-light);
        }

        .deep-content h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .deep-content p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .deep-content p:last-child {
            margin-bottom: 0;
        }

        .deep-content .highlight-box {
            background: var(--white);
            border-left: 4px solid var(--primary);
            padding: 16px 20px;
            margin: 20px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-weight: 500;
            color: var(--dark);
        }

        /* League cards */
        .league-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .league-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .league-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .league-card .league-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
        }

        .league-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .league-card .league-count {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Strategy cards */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .strategy-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
        }

        .strategy-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .strategy-card .strategy-icon {
            font-size: 36px;
            margin-bottom: 14px;
            display: block;
        }

        .strategy-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .strategy-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--white);
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: var(--white);
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: left;
            gap: 12px;
        }

        .faq-question:hover {
            background: var(--bg-gray);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 16px;
            color: var(--primary);
            transition: transform var(--transition-fast);
            font-weight: 700;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: var(--white);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            background: var(--bg-gray);
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 16px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: var(--dark);
            padding: 60px 0;
            text-align: center;
        }

        .cta-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px;
            max-width: 600px;
            margin: 0 auto;
            box-shadow: var(--shadow-xl);
            text-align: center;
        }

        .cta-card h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .cta-card .cta-desc {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 400px;
            margin: 0 auto;
        }

        .cta-form input {
            padding: 13px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            transition: all var(--transition-fast);
            width: 100%;
        }

        .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
            outline: none;
        }

        .cta-form .btn-submit {
            padding: 13px 28px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-fast);
            width: 100%;
            cursor: pointer;
        }

        .cta-form .btn-submit:hover {
            background: var(--primary-hover);
            transform: scale(1.02);
        }

        .cta-form .privacy-note {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 8px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }

        .footer-logo .logo-icon-sm {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 14px;
            flex-shrink: 0;
        }

        .footer-col p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 6px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--white);
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-bottom .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
            transition: color var(--transition-fast);
        }

        .footer-bottom .footer-links a:hover {
            color: var(--white);
        }

        .footer-bottom .footer-links span {
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-dashboard {
                grid-template-columns: repeat(2, 1fr);
            }
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .league-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .strategy-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .nav-search {
                min-width: 140px;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 14px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: var(--shadow-md);
                border-bottom: 1px solid var(--border-light);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-sm);
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: var(--primary-light);
            }
            .hamburger {
                display: flex;
            }
            .nav-search {
                display: none;
            }
            .nav-cta {
                font-size: 13px;
                padding: 8px 14px;
            }
            .stats-dashboard {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .stat-card .stat-number {
                font-size: 26px;
            }
            .articles-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .league-cards {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .strategy-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .category-hero {
                padding: 50px 0;
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .deep-content {
                padding: 24px;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .footer-bottom .footer-links {
                justify-content: center;
            }
            .pagination .page-btn {
                width: 34px;
                height: 34px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .stats-dashboard {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-number {
                font-size: 22px;
            }
            .stat-card .stat-label {
                font-size: 12px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero {
                padding: 36px 0;
                min-height: 240px;
            }
            .section-title {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .nav-cta {
                font-size: 12px;
                padding: 7px 12px;
            }
            .article-card .article-img {
                height: 160px;
            }
            .deep-content {
                padding: 18px;
            }
            .deep-content h2 {
                font-size: 20px;
            }
            .pagination {
                gap: 4px;
            }
            .pagination .page-btn {
                width: 30px;
                height: 30px;
                font-size: 12px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #C8102E;
            --primary-hover: #A00E24;
            --primary-light: rgba(200, 16, 46, 0.08);
            --primary-10: rgba(200, 16, 46, 0.10);
            --dark: #1A1A1A;
            --dark-secondary: #2A2A2A;
            --gold: #C9A96E;
            --gold-light: rgba(201, 169, 110, 0.15);
            --white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F8F8F8;
            --text: #1A1A1A;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #999999;
            --border: #E5E5E5;
            --border-light: #EEEEEE;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.18);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-fast: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
            --nav-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--white);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(200, 16, 46, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            height: var(--nav-height);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-links a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            min-width: 180px;
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }

        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            color: var(--text);
            font-size: 14px;
        }

        .nav-search input::placeholder {
            color: var(--text-light);
        }

        .nav-search .search-icon {
            color: var(--text-muted);
            font-size: 14px;
        }

        .btn-nav-cta {
            background: var(--primary);
            color: var(--white);
            padding: 9px 18px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: none;
        }

        .btn-nav-cta:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.03);
            box-shadow: var(--shadow-sm);
        }

        /* Hamburger Menu */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero Banner */
        .category-hero {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 1;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 40px 0;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--white);
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            max-width: 550px;
        }

        .category-hero .hero-stats-row {
            display: flex;
            gap: 30px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .category-hero .hero-stat-item {
            color: var(--white);
            text-align: center;
        }

        .category-hero .hero-stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--gold);
            display: block;
            line-height: 1;
        }

        .category-hero .hero-stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
            display: block;
        }

        /* Section Common */
        .section {
            padding: 60px 0;
        }

        .section-light {
            background: var(--bg-light);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--dark);
            text-align: center;
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            text-align: center;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Stats Dashboard */
        .stats-dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -50px;
            position: relative;
            z-index: 10;
            padding: 0 20px;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
        }

        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
            cursor: default;
        }

        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .stat-card .stat-icon {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--dark);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .stat-card .stat-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            margin-top: 6px;
        }

        .stat-trend.up {
            color: #16a34a;
        }

        .stat-trend.down {
            color: #dc2626;
        }

        /* Article Grid */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .article-card .card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .article-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .article-card:hover .card-img img {
            transform: scale(1.06);
        }

        .article-card .card-img .card-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--white);
            padding: 5px 10px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        }

        .article-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .article-card .btn-read-more:hover {
            color: var(--primary-hover);
            gap: 10px;
        }

        .article-card .btn-read-more i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }

        .article-card .btn-read-more:hover i {
            transform: translateX(3px);
        }

        /* Deep Analysis Block */
        .deep-analysis {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-sm);
            border-left: 4px solid var(--primary);
        }

        .deep-analysis h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 18px;
        }

        .deep-analysis p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .deep-analysis .highlight-box {
            background: var(--primary-light);
            border-radius: var(--radius);
            padding: 16px 20px;
            margin: 20px 0;
            font-weight: 500;
            color: var(--dark);
            border-left: 3px solid var(--primary);
        }

        /* Service Matrix */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .service-card .service-icon {
            width: 50px;
            height: 50px;
            background: var(--primary-light);
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .service-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .service-card .btn-outline-sm {
            display: inline-block;
            padding: 8px 18px;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .service-card .btn-outline-sm:hover {
            background: var(--primary);
            color: var(--white);
        }

        /* Comparison */
        .comparison-wrapper {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 16px;
            align-items: stretch;
        }

        .comparison-col {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            text-align: center;
        }

        .comparison-col h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .comparison-col .big-odds {
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            margin: 10px 0;
            line-height: 1;
        }

        .comparison-col .detail-row {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 6px 0;
        }

        .comparison-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 900;
            color: var(--gold);
            padding: 0 8px;
            min-width: 50px;
        }

        .comparison-analysis {
            margin-top: 30px;
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            line-height: 1.8;
            color: var(--text-secondary);
            font-size: 15px;
        }

        .comparison-analysis h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
        }

        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 18px 20px;
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            border-left: 3px solid transparent;
        }

        .news-item:hover {
            border-left-color: var(--primary);
            box-shadow: var(--shadow-md);
        }

        .news-item .news-date {
            background: var(--bg-light);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
            text-align: center;
            min-width: 70px;
            flex-shrink: 0;
        }

        .news-item .news-content {
            flex: 1;
        }

        .news-item .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 4px;
        }

        .news-item .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 6px;
        }

        .news-item .news-link {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
        }

        .news-item .news-link:hover {
            text-decoration: underline;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            background: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            text-align: left;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--bg-gray);
        }

        .faq-question .faq-icon {
            font-size: 18px;
            color: var(--primary);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            background: var(--bg-gray);
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 16px 24px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Form */
        .cta-section {
            background: var(--dark);
            padding: 60px 0;
            text-align: center;
        }

        .cta-card {
            max-width: 520px;
            margin: 0 auto;
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            box-shadow: var(--shadow-xl);
        }

        .cta-card h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .cta-card .cta-desc {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .cta-card .form-group {
            margin-bottom: 16px;
            text-align: left;
        }

        .cta-card input {
            width: 100%;
            padding: 13px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            transition: all var(--transition-fast);
        }

        .cta-card input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
            outline: none;
        }

        .btn-cta-full {
            width: 100%;
            padding: 14px 28px;
            background: var(--primary);
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            letter-spacing: 0.5px;
        }

        .btn-cta-full:hover {
            background: var(--primary-hover);
            transform: scale(1.02);
            box-shadow: var(--shadow-md);
        }

        .cta-card .privacy-note {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
        }

        /* Brand Intro */
        .brand-intro {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-sm);
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }

        .brand-intro h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .brand-intro p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            text-align: left;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }

        .footer-col .logo-icon-sm {
            width: 30px;
            height: 30px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 14px;
            flex-shrink: 0;
        }

        .footer-col p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--white);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            gap: 10px;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        .footer-links a:hover {
            color: var(--white);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-dashboard {
                grid-template-columns: repeat(2, 1fr);
                margin-top: -30px;
            }
            .comparison-wrapper {
                grid-template-columns: 1fr;
            }
            .comparison-vs {
                padding: 10px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 20px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                transition: all var(--transition);
                z-index: 999;
                border-bottom: 2px solid var(--border-light);
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-links a {
                display: block;
                padding: 12px 16px;
                font-size: 16px;
                text-align: center;
                border-radius: var(--radius);
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: var(--primary-light);
            }
            .nav-search {
                display: none;
            }
            .btn-nav-cta {
                font-size: 13px;
                padding: 7px 14px;
            }
            .category-hero {
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .stats-dashboard {
                grid-template-columns: repeat(2, 1fr);
                margin-top: -20px;
                gap: 12px;
                padding: 0 12px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .deep-analysis {
                padding: 24px 18px;
            }
            .comparison-col {
                padding: 20px;
            }
            .comparison-col .big-odds {
                font-size: 30px;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .cta-card {
                padding: 28px 18px;
            }
            .category-hero .hero-stats-row {
                gap: 16px;
            }
            .category-hero .hero-stat-num {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .stats-dashboard {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
                margin-top: -16px;
                padding: 0 8px;
            }
            .stat-card {
                padding: 12px 8px;
            }
            .stat-card .stat-number {
                font-size: 20px;
            }
            .stat-card .stat-label {
                font-size: 12px;
            }
            .category-hero {
                min-height: 260px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .nav-logo {
                font-size: 17px;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            .btn-nav-cta {
                font-size: 12px;
                padding: 6px 12px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #C8102E;
            --primary-hover: #A00E24;
            --primary-light: rgba(200, 16, 46, 0.08);
            --primary-10: rgba(200, 16, 46, 0.10);
            --dark: #1A1A1A;
            --dark-secondary: #2A2A2A;
            --gold: #C9A96E;
            --gold-light: rgba(201, 169, 110, 0.15);
            --white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F8F8F8;
            --text: #1A1A1A;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #999999;
            --border: #E5E5E5;
            --border-light: #EEEEEE;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.18);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-fast: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
            --nav-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--white);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(200, 16, 46, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
            font-size: 15px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            height: var(--nav-height);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            min-width: 180px;
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }
        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-search .search-icon {
            color: var(--text-muted);
            font-size: 14px;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 10px 20px;
            background: var(--primary);
            color: var(--white);
            border-radius: 20px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .btn-nav-cta:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.03);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--dark);
            border-radius: 2px;
            transition: var(--transition-fast);
        }

        /* Hero */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.52);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .category-hero .hero-text {
            flex: 1;
            min-width: 280px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .category-hero .hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            max-width: 520px;
            margin-bottom: 20px;
        }
        .category-hero .hero-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }
        .category-hero .hero-stat {
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            border-radius: var(--radius);
            padding: 14px 20px;
            color: var(--white);
            text-align: center;
            min-width: 90px;
        }
        .category-hero .hero-stat .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.1;
        }
        .category-hero .hero-stat .stat-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }
        .category-hero .hero-image-card {
            flex-shrink: 0;
            width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            border: 3px solid rgba(255, 255, 255, 0.2);
        }
        .category-hero .hero-image-card img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Section共通 */
        .section {
            padding: 60px 0;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.5;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-title {
            position: relative;
            display: inline-block;
        }
        .section-header .section-title::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--primary);
            margin: 10px auto 0;
            border-radius: 2px;
        }

        /* 文章网格 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .article-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .article-card .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .article-card .card-body {
            padding: 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .article-card .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .card-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .card-link {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .article-card .card-link:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }
        .article-card .card-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }

        /* 深度内容区 */
        .deep-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .deep-content .deep-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .deep-content .deep-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .deep-content .deep-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .deep-content .deep-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .deep-highlight {
            background: var(--gold-light);
            border-left: 4px solid var(--gold);
            padding: 14px 18px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 16px 0;
            font-size: 15px;
            color: var(--dark);
            font-weight: 500;
            line-height: 1.6;
        }

        /* 数据对比 */
        .compare-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            background: var(--white);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }
        .compare-table thead th {
            background: var(--dark);
            color: var(--white);
            padding: 14px 16px;
            font-size: 14px;
            font-weight: 600;
            text-align: center;
            white-space: nowrap;
        }
        .compare-table tbody td {
            padding: 12px 16px;
            text-align: center;
            font-size: 14px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-light);
        }
        .compare-table tbody tr:hover td {
            background: var(--bg-gray);
        }
        .compare-table .highlight-cell {
            font-weight: 700;
            color: var(--primary);
        }
        .compare-table .trend-up {
            color: #C8102E;
            font-weight: 600;
        }
        .compare-table .trend-down {
            color: #1A8A3F;
            font-weight: 600;
        }

        /* 新闻中心 */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-top: 1px solid var(--border-light);
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            transition: background var(--transition-fast);
        }
        .news-item:hover {
            background: var(--bg-gray);
            padding-left: 8px;
            border-radius: 4px;
        }
        .news-item .news-date {
            flex-shrink: 0;
            width: 80px;
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            padding-top: 2px;
        }
        .news-item .news-content {
            flex: 1;
        }
        .news-item .news-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-item .news-summary {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
            margin-bottom: 6px;
        }
        .news-item .news-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
        }
        .news-item .news-link:hover {
            text-decoration: underline;
            color: var(--primary-hover);
        }

        /* 品牌介绍 */
        .brand-intro {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        .brand-intro p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--white);
            transition: box-shadow var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: var(--dark);
            background: var(--white);
            transition: background var(--transition-fast);
            gap: 12px;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            background: var(--bg-gray);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            transition: all var(--transition-fast);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--primary);
            color: var(--white);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            background: var(--bg-gray);
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 16px 20px;
        }

        /* CTA */
        .cta-section {
            background: var(--dark);
            padding: 60px 0;
            text-align: center;
        }
        .cta-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            max-width: 560px;
            margin: 0 auto;
            box-shadow: var(--shadow-xl);
        }
        .cta-card h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .cta-card .cta-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 20px;
            line-height: 1.5;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }
        .cta-form .btn-cta {
            padding: 12px 28px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .cta-form .btn-cta:hover {
            background: var(--primary-hover);
            transform: scale(1.03);
        }
        .cta-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 10px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            color: var(--white);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            padding: 5px 0;
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--white);
        }
        .footer-col p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            margin-top: 8px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 8px;
        }
        .logo-icon-sm {
            width: 30px;
            height: 30px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 13px;
            flex-shrink: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 12px;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--white);
        }
        .footer-links span {
            color: rgba(255, 255, 255, 0.4);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .articles-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .deep-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .category-hero {
                min-height: 320px;
            }
            .category-hero .hero-image-card {
                width: 200px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 16px;
                box-shadow: var(--shadow-md);
                border-bottom: 2px solid var(--border-light);
                z-index: 999;
                gap: 2px;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 10px 16px;
                width: 100%;
                text-align: center;
                border-radius: var(--radius-sm);
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: var(--primary-light);
            }
            .hamburger {
                display: flex;
            }
            .nav-search {
                min-width: auto;
                width: 140px;
            }
            .btn-nav-cta {
                padding: 8px 14px;
                font-size: 12px;
            }
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .category-hero .container {
                flex-direction: column;
                text-align: center;
            }
            .category-hero .hero-image-card {
                width: 180px;
                margin: 0 auto;
            }
            .category-hero .hero-desc {
                max-width: 100%;
            }
            .category-hero .hero-stats {
                justify-content: center;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .compare-table-wrap {
                font-size: 12px;
            }
            .compare-table thead th,
            .compare-table tbody td {
                padding: 8px 10px;
                font-size: 12px;
            }
        }
        @media (max-width: 520px) {
            .articles-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .category-hero {
                min-height: 260px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .category-hero .hero-image-card {
                width: 150px;
            }
            .category-hero .hero-stats {
                gap: 10px;
            }
            .category-hero .hero-stat {
                padding: 10px 14px;
                min-width: 70px;
            }
            .category-hero .hero-stat .stat-num {
                font-size: 22px;
            }
            .nav-search {
                width: 110px;
            }
            .btn-nav-cta {
                font-size: 11px;
                padding: 7px 10px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 20px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            .news-item {
                flex-direction: column;
                gap: 6px;
            }
            .news-item .news-date {
                width: auto;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #C8102E;
            --primary-hover: #A00E24;
            --primary-light: rgba(200, 16, 46, 0.08);
            --primary-10: rgba(200, 16, 46, 0.10);
            --dark: #1A1A1A;
            --dark-secondary: #2A2A2A;
            --gold: #C9A96E;
            --gold-light: rgba(201, 169, 110, 0.15);
            --white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F8F8F8;
            --text: #1A1A1A;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #999999;
            --border: #E5E5E5;
            --border-light: #EEEEEE;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.18);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-fast: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
            --nav-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--white);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(200, 16, 46, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        h1 {
            font-size: 36px;
            line-height: 1.2;
            font-weight: 700;
            color: var(--dark);
        }

        h2 {
            font-size: 28px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--dark);
        }

        h3 {
            font-size: 24px;
            line-height: 1.4;
            font-weight: 700;
            color: var(--dark);
        }

        h4 {
            font-size: 18px;
            line-height: 1.4;
            font-weight: 600;
            color: var(--dark);
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            height: var(--nav-height);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-links a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            min-width: 180px;
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }

        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }

        .nav-search input::placeholder {
            color: var(--text-muted);
        }

        .nav-search .search-icon {
            color: var(--text-muted);
            font-size: 15px;
            flex-shrink: 0;
        }

        .btn-nav-cta {
            display: inline-block;
            padding: 9px 20px;
            background: var(--primary);
            color: var(--white);
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .btn-nav-cta:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.03);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            padding: 8px;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Category Hero */
        .category-hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 280px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 40px;
        }

        .category-hero-content {
            flex: 1;
            color: var(--white);
        }

        .category-hero-content .breadcrumb {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .category-hero-content .breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
        }

        .category-hero-content .breadcrumb a:hover {
            color: var(--white);
        }

        .category-hero-content h1 {
            color: var(--white);
            font-size: 38px;
            margin-bottom: 10px;
            letter-spacing: -0.5px;
        }

        .category-hero-content .hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            max-width: 600px;
        }

        .category-hero-badge {
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 24px 30px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .category-hero-badge .badge-number {
            font-size: 48px;
            font-weight: 800;
            color: var(--gold);
            letter-spacing: -1px;
            line-height: 1;
        }

        .category-hero-badge .badge-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 6px;
        }

        /* Filter Bar */
        .filter-bar {
            background: var(--white);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            position: sticky;
            top: var(--nav-height);
            z-index: 100;
        }

        .filter-bar .container {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            margin-right: 4px;
            flex-shrink: 0;
        }

        .filter-tag {
            display: inline-block;
            padding: 7px 16px;
            font-size: 14px;
            font-weight: 500;
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid var(--border);
            background: var(--white);
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .filter-tag.active {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            font-weight: 600;
        }

        /* Article Grid */
        .article-grid-section {
            padding: 48px 0;
            background: var(--bg-gray);
        }

        .article-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .article-card .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .article-card .card-body {
            padding: 16px 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .card-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .article-card .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-title a {
            color: inherit;
        }

        .article-card .card-title a:hover {
            color: var(--primary);
        }

        .article-card .card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.5;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
        }

        .article-card .card-link {
            display: inline-block;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .article-card .card-link:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }

        .article-card .card-tag {
            display: inline-block;
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
            align-self: flex-start;
        }

        /* Pagination */
        .pagination-section {
            padding: 20px 0 48px;
            background: var(--bg-gray);
            text-align: center;
        }

        .pagination {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--white);
            border-radius: var(--radius);
            padding: 6px;
            box-shadow: var(--shadow-sm);
        }

        .pagination .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
            background: transparent;
        }

        .pagination .page-btn:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .pagination .page-btn.active {
            background: var(--primary);
            color: var(--white);
            font-weight: 700;
        }

        .pagination .page-btn.prev,
        .pagination .page-btn.next {
            font-size: 13px;
            padding: 0 14px;
            width: auto;
        }

        /* Expert Analysis */
        .expert-section {
            padding: 60px 0;
            background: var(--white);
        }

        .expert-section .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .expert-section .section-header h2 {
            margin-bottom: 8px;
        }

        .expert-section .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 15px;
        }

        .expert-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .expert-card {
            background: var(--bg-gray);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            border: 1px solid transparent;
        }

        .expert-card:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .expert-card .expert-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            margin: 0 auto 16px;
        }

        .expert-card h4 {
            margin-bottom: 6px;
        }

        .expert-card .expert-role {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .expert-card .expert-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Data Dashboard */
        .data-dash-section {
            padding: 56px 0;
            background: var(--bg-gray);
        }

        .data-dash-section .section-header {
            text-align: center;
            margin-bottom: 36px;
        }

        .data-dash-section .section-header h2 {
            margin-bottom: 8px;
        }

        .data-dash-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .data-dash-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 22px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .data-dash-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .data-dash-card .dash-icon {
            font-size: 28px;
            margin-bottom: 10px;
        }

        .data-dash-card .dash-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -1px;
            line-height: 1;
        }

        .data-dash-card .dash-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .data-dash-card .dash-trend {
            font-size: 12px;
            margin-top: 4px;
            font-weight: 600;
        }

        .data-dash-card .dash-trend.up {
            color: #16a34a;
        }

        .data-dash-card .dash-trend.down {
            color: #dc2626;
        }

        /* CTA Section */
        .cta-section {
            padding: 60px 0;
            background: var(--white);
        }

        .cta-card {
            max-width: 680px;
            margin: 0 auto;
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            box-shadow: var(--shadow-lg);
            text-align: center;
            border: 1px solid var(--border-light);
        }

        .cta-card h3 {
            margin-bottom: 10px;
            font-size: 22px;
        }

        .cta-card .cta-desc {
            color: var(--text-secondary);
            font-size: 15px;
            margin-bottom: 24px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto 14px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            transition: all var(--transition-fast);
            background: var(--bg-gray);
        }

        .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
            background: var(--white);
            outline: none;
        }

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.02);
        }

        .btn-secondary {
            display: inline-block;
            padding: 12px 28px;
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: var(--primary-10);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }

        .cta-privacy {
            font-size: 12px;
            color: var(--text-light);
        }

        /* FAQ Section */
        .faq-section {
            padding: 56px 0;
            background: var(--bg-gray);
        }

        .faq-section .section-header {
            text-align: center;
            margin-bottom: 36px;
        }

        .faq-section .section-header h2 {
            margin-bottom: 8px;
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border-radius: var(--radius);
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            background: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            text-align: left;
            transition: all var(--transition-fast);
            gap: 12px;
        }

        .faq-question:hover {
            background: var(--bg-gray);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            transition: all var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--primary);
            color: var(--white);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 600px;
            padding: 0 22px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: #cccccc;
            padding: 48px 0 24px;
            font-size: 14px;
            line-height: 1.7;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }

        .footer-col .logo-icon-sm {
            width: 30px;
            height: 30px;
            background: var(--primary);
            border-radius: 4px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 13px;
            flex-shrink: 0;
        }

        .footer-col p {
            color: #aaaaaa;
            font-size: 13px;
            line-height: 1.6;
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 15px;
            margin-bottom: 14px;
            font-weight: 600;
        }

        .footer-col a {
            display: block;
            color: #aaaaaa;
            font-size: 13px;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--white);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: #888888;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: #888888;
            font-size: 13px;
        }

        .footer-links a:hover {
            color: var(--white);
        }

        .footer-links span {
            color: #777777;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .expert-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-dash-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .category-hero .container {
                flex-direction: column;
                text-align: center;
                gap: 20px;
            }
            .category-hero-content .hero-desc {
                max-width: 100%;
            }
            .category-hero-content h1 {
                font-size: 32px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                transition: all var(--transition);
                z-index: 999;
                border-bottom: 1px solid var(--border);
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-links a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: var(--primary-light);
            }
            .hamburger {
                display: flex;
            }
            .nav-search {
                min-width: auto;
                flex: 1;
                max-width: 160px;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 13px;
            }
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .article-card .card-img {
                height: 140px;
            }
            .expert-grid {
                grid-template-columns: 1fr;
            }
            .data-dash-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .footer-links {
                justify-content: center;
            }
            .category-hero {
                min-height: 220px;
            }
            .category-hero-content h1 {
                font-size: 28px;
            }
            .category-hero-badge .badge-number {
                font-size: 36px;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .filter-bar .container {
                gap: 6px;
            }
            .filter-tag {
                padding: 6px 12px;
                font-size: 12px;
            }
            .pagination .page-btn {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }
        }

        @media (max-width: 520px) {
            .article-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .article-card .card-img {
                height: 200px;
            }
            .data-dash-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .data-dash-card .dash-number {
                font-size: 26px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: auto;
            }
            .category-hero-content h1 {
                font-size: 24px;
            }
            .category-hero {
                min-height: 200px;
            }
            .category-hero-badge {
                padding: 16px 20px;
            }
            .category-hero-badge .badge-number {
                font-size: 30px;
            }
            .nav-search {
                max-width: 120px;
            }
            .btn-nav-cta {
                font-size: 12px;
                padding: 6px 12px;
            }
            h2 {
                font-size: 22px;
            }
            h3 {
                font-size: 20px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #C8102E;
            --primary-hover: #A00E24;
            --primary-light: rgba(200, 16, 46, 0.08);
            --primary-10: rgba(200, 16, 46, 0.10);
            --dark: #1A1A1A;
            --dark-secondary: #2A2A2A;
            --gold: #C9A96E;
            --gold-light: rgba(201, 169, 110, 0.15);
            --white: #FFFFFF;
            --bg-light: #F5F5F5;
            --bg-gray: #F8F8F8;
            --text: #1A1A1A;
            --text-secondary: #555555;
            --text-muted: #888888;
            --text-light: #999999;
            --border: #E5E5E5;
            --border-light: #EEEEEE;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.18);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-fast: 0.2s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
            --nav-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--white);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(200, 16, 46, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
            font-size: 15px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            height: var(--nav-height);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-gray);
            border-radius: 20px;
            padding: 7px 14px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            min-width: 180px;
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            background: var(--white);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
        }
        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .nav-search .search-icon {
            color: var(--text-muted);
            font-size: 15px;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 9px 20px;
            background: var(--primary);
            color: var(--white);
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .btn-nav-cta:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.03);
            box-shadow: var(--shadow-md);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 8px;
            z-index: 1001;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero - 矮横幅 */
        .page-hero {
            position: relative;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            min-height: 280px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            width: 100%;
        }
        .page-hero-content {
            flex: 1;
            color: var(--white);
        }
        .page-hero-content .hero-badge {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .page-hero-content h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 12px;
            color: var(--white);
        }
        .page-hero-content .hero-desc {
            font-size: 16px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.9);
            max-width: 580px;
        }
        .page-hero-visual {
            flex-shrink: 0;
            width: 180px;
            height: 180px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .page-hero-visual .hero-icon-large {
            font-size: 64px;
            color: var(--gold);
        }

        /* Section通用 */
        .section {
            padding: 60px 0;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .section-header .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.5;
        }
        .section-header .section-divider {
            width: 50px;
            height: 3px;
            background: var(--primary);
            margin: 14px auto 0;
            border-radius: 2px;
        }

        /* 文章列表网格 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-light);
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .article-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .article-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card-date {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .article-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }
        .article-card:hover .article-card-title {
            color: var(--primary);
        }
        .article-card-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .article-card .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .article-card .btn-read-more:hover {
            color: var(--primary-hover);
            gap: 10px;
        }
        .article-card .btn-read-more .arrow {
            transition: transform var(--transition-fast);
        }
        .article-card .btn-read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* 分页 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .pagination .page-item {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            background: var(--white);
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .pagination .page-item:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .pagination .page-item.active {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            font-weight: 700;
        }
        .pagination .page-item.disabled {
            color: var(--text-light);
            pointer-events: none;
            border-color: var(--border-light);
        }

        /* 策略卡片 */
        .strategy-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .strategy-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
        }
        .strategy-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .strategy-card .strategy-icon {
            width: 56px;
            height: 56px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 26px;
            color: var(--primary);
        }
        .strategy-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .strategy-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* 流程步骤 */
        .steps-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .step-item {
            text-align: center;
            position: relative;
            padding: 20px 16px;
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .step-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .step-number {
            width: 44px;
            height: 44px;
            background: var(--primary);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            margin: 0 auto 12px;
        }
        .step-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* 深度内容区 */
        .deep-content-block {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .deep-content-block h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .deep-content-block p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .deep-content-block .highlight-box {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
            padding: 14px 18px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 16px 0;
            font-weight: 500;
            color: var(--dark);
        }

        /* 对比表 */
        .compare-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--white);
            min-width: 600px;
        }
        .compare-table th {
            background: var(--dark);
            color: var(--white);
            padding: 14px 16px;
            font-weight: 600;
            font-size: 14px;
            text-align: center;
        }
        .compare-table td {
            padding: 12px 16px;
            text-align: center;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
            color: var(--text-secondary);
        }
        .compare-table tr:hover td {
            background: var(--bg-gray);
        }
        .compare-table .highlight-cell {
            color: var(--primary);
            font-weight: 700;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--dark);
            background: var(--white);
            transition: background var(--transition-fast);
            gap: 12px;
            user-select: none;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            background: var(--bg-gray);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            transition: all var(--transition);
        }
        .faq-item.active .faq-question .faq-icon {
            background: var(--primary);
            color: var(--white);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            background: var(--bg-gray);
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 16px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: var(--dark);
            padding: 56px 0;
            text-align: center;
        }
        .cta-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            max-width: 600px;
            margin: 0 auto;
            box-shadow: var(--shadow-xl);
        }
        .cta-card h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .cta-card .cta-desc {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 20px;
            line-height: 1.5;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            transition: all var(--transition-fast);
            background: var(--bg-gray);
        }
        .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
            background: var(--white);
            outline: none;
        }
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            color: var(--white);
            transform: scale(1.02);
            box-shadow: var(--shadow-md);
        }
        .btn-secondary {
            display: inline-block;
            padding: 11px 26px;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-secondary:hover {
            background: var(--primary-10);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }
        .cta-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
        }

        /* 品牌介绍 */
        .brand-intro-block {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        .brand-intro-block h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 14px;
        }
        .brand-intro-block p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 32px;
        }
        .footer-col .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
        }
        .footer-col .logo-icon-sm {
            width: 30px;
            height: 30px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 900;
            font-size: 14px;
            flex-shrink: 0;
        }
        .footer-col p {
            font-size: 14px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--white);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--white);
        }

        /* 移动端导航覆盖层 */
        .nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }
        .nav-overlay.active {
            display: block;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .strategy-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-flow {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-hero-visual {
                width: 140px;
                height: 140px;
                font-size: 48px;
            }
            .page-hero-content h1 {
                font-size: 30px;
            }
            .nav-search {
                min-width: 140px;
            }
            .nav-links a {
                padding: 6px 10px;
                font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                z-index: 998;
                border-bottom: 2px solid var(--border-light);
            }
            .nav-links.active {
                transform: translateY(0);
            }
            .nav-links a {
                width: 100%;
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-sm);
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: var(--primary-light);
            }
            .nav-search {
                display: none;
            }
            .btn-nav-cta {
                font-size: 13px;
                padding: 7px 14px;
            }
            .articles-grid {
                grid-template-columns: 1fr;
            }
            .strategy-cards {
                grid-template-columns: 1fr;
            }
            .steps-flow {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .page-hero {
                min-height: 220px;
            }
            .page-hero .container {
                flex-direction: column;
                text-align: center;
                gap: 16px;
            }
            .page-hero-content h1 {
                font-size: 26px;
            }
            .page-hero-content .hero-desc {
                font-size: 14px;
                max-width: 100%;
            }
            .page-hero-visual {
                width: 100px;
                height: 100px;
                font-size: 40px;
                border-radius: var(--radius);
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            .deep-content-block {
                padding: 24px 18px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .page-hero-content h1 {
                font-size: 22px;
            }
            .section-header h2 {
                font-size: 20px;
            }
            .strategy-card {
                padding: 20px 16px;
            }
            .article-card-img {
                height: 150px;
            }
            .pagination .page-item {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 14px;
                width: 100%;
                text-align: center;
            }
        }